| Date | Bid | Offer |
|---|---|---|
| Oct 31 2016 | R$ 3.8653 | R$ 3.8676 |
| Oct 28 2016 | R$ 3.8622 | R$ 3.8646 |
| Oct 27 2016 | R$ 3.8267 | R$ 3.8277 |
| Oct 26 2016 | R$ 3.8198 | R$ 3.8209 |
| Oct 25 2016 | R$ 3.7830 | R$ 3.7846 |
| Oct 24 2016 | R$ 3.8205 | R$ 3.8224 |
| Oct 21 2016 | R$ 3.8517 | R$ 3.8537 |
| Oct 20 2016 | R$ 3.8677 | R$ 3.8697 |
| Oct 19 2016 | R$ 3.9068 | R$ 3.9095 |
| Oct 18 2016 | R$ 3.9204 | R$ 3.9218 |
| Oct 17 2016 | R$ 3.8834 | R$ 3.8857 |
| Oct 14 2016 | R$ 3.8819 | R$ 3.8836 |
| Oct 13 2016 | R$ 3.9126 | R$ 3.9143 |
| Oct 11 2016 | R$ 3.9244 | R$ 3.9270 |
| Oct 10 2016 | R$ 3.9812 | R$ 3.9832 |
| Oct 07 2016 | R$ 3.9932 | R$ 3.9946 |
| Oct 06 2016 | R$ 4.0848 | R$ 4.0862 |
| Oct 05 2016 | R$ 4.1221 | R$ 4.1245 |
| Oct 04 2016 | R$ 4.1032 | R$ 4.1046 |
| Oct 03 2016 | R$ 4.1505 | R$ 4.1525 |
Source: Brazilian Central Bank
Display Columns
Ptax is the main reference rate for the US Dollar in Brazil. It's published daily by the Brazilian Central Bank based on the quotes received from the major foreign exchange dealers in the Brazilian market. It's released by 1 PM (GMT-3) every business day.
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Data available from Dec 05 1984 until Jan 28 2026